Pith Number

pith:VLZU4FGE

pith:2013:VLZU4FGEQFSIYK6KXNG26SEAKT

not attested not anchored not stored refs pending

Inference in Gaussian models with missing data using Equalisation Maximisation

Fredrik Lindsten, Johan Dahlin, Thomas B. Sch\"on

arxiv:1308.4601 v1 · 2013-08-21 · stat.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VLZU4FGEQFSIYK6KXNG26SEAKT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:15:21.547767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaf34e14c481648c2bcabb4daf488054e06f103f7935567a051bcce68c690ccc

Aliases

arxiv: 1308.4601 · arxiv_version: 1308.4601v1 · doi: 10.48550/arxiv.1308.4601 · pith_short_12: VLZU4FGEQFSI · pith_short_16: VLZU4FGEQFSIYK6K · pith_short_8: VLZU4FGE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VLZU4FGEQFSIYK6KXNG26SEAKT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: aaf34e14c481648c2bcabb4daf488054e06f103f7935567a051bcce68c690ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4ba8f50578b9c53a719de4d6d337d1f46afe63da7b0188511f6dec131e881b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2013-08-21T14:49:03Z",
    "title_canon_sha256": "071f303ae491cca36179dc9e74dcfd953b3bb4205f4834d534e873725c19989e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4601",
    "kind": "arxiv",
    "version": 1
  }
}